Olivia vs Peg

Baby Name Comparison — 2026

Olivia

Girl #1 Most Popular 4 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English Italian American

Quick Stats

Popularity Rank: #1
Total SSA Count: 14,718
Syllables: 4
Formality: Moderate
Nicknames: Liv, Livvy, Oli

Playground Safety Score

✓ All Clear

Similar Names

Alana Savannah Ailany Violet

Full profile for Olivia →

Peg

Girl #69,800 Most Popular

Quick Stats

Popularity Rank: #69,800
Total SSA Count: 5

Playground Safety Score

✓ All Clear

Similar Names

Lorrain Uarda Alvern Argentina

Full profile for Peg →

Popularity Comparison

Olivia Rank #1

Peg Rank #69,800

Olivia is more popular, ranked #1 vs #69800 for Peg.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Olivia ___

Olivia Rose
Olivia Grace
Olivia Jane
Olivia Mae
Olivia Claire
Olivia Jade

Peg ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

If you choose Peg

No sibling data available yet.

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Olivia or Peg more popular?

Olivia is more popular, ranked #1 compared to Peg at #69800 in the United States.

What do Olivia and Peg mean?

Olivia means "olive tree" (Latin origin).

Are Olivia and Peg boy or girl names?

Olivia is primarily a girl name. Peg is primarily a girl name.

More Comparisons

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← Full profile: Olivia ← Full profile: Peg Browse all baby names